Altina A600 - Manual (Page 10)

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Ref Component Description
ΠSD/MMC Slot Accepts a SD (Secure Digital) or MMC (MultiMediaCard) card
for accessing data such as maps and MP3 music.
NOTE: Before using GPS navigation software and maps, you
need to insert the storage card included with your device. Do
not remove the card during GPS operation.
• Headphone Connector Connects to stereo headphones .
Ž Mini USB Connector Connects to the computer for data transfer.